Package games.stendhal.common.filter

Interface FilterCriteria<T>

Type Parameters:
T - type of the item to check.
All Known Implementing Classes:
SokobanReload
public interface FilterCriteria<T>
A `FilterCriteria` is added to the `CollectionFilter` to filter all the objects in the collection. Source: https://www.infoworld.com/article/2072996/filter-collections.html (originally found on javaworld.com)
Version:
1.0
Author:
David Rappoport

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    passes(T o)
    Implement this method to return true, if a given object in the collection should pass this filter.

  • Method Details

    • passes

      boolean passes(T o)
      Implement this method to return true, if a given object in the collection should pass this filter. Example: Class Car has an attribute color (String). You only want Cars whose color equals "red". 1) Write the FilterCriteria implementation: class RedColorFilterCriteria implements FilterCriteria{ public boolean passes(Object o){ return ((Car)o).getColor().equals("red"); } } 2) Then add this FilterCriteria to a CollectionFilter: CollectionFilter filter = new CollectionFilter(); filter.addFilterCriteria(new ColorFilterCriteria()); 3) Now filter: filter.filter(carCollection);
      Parameters:
      o - object
      Returns:
      true, if a given object in the collection passes this filter.